diff --git a/firebase_ai_logic_showcase/lib/demos/chat_nano/chat_nano_demo.dart b/firebase_ai_logic_showcase/lib/demos/chat_nano/chat_nano_demo.dart
index 1ebabb3..82c399e 100644
--- a/firebase_ai_logic_showcase/lib/demos/chat_nano/chat_nano_demo.dart
+++ b/firebase_ai_logic_showcase/lib/demos/chat_nano/chat_nano_demo.dart
@@ -53,7 +53,7 @@ class ChatDemoNanoState extends ConsumerState<ChatDemoNano> {
   void initState() {
     super.initState();
     _chatService = ChatService(ref);
-    geminiModels.selectModel('gemini-2.5-flash-image-preview');
+    geminiModels.selectModel('gemini-2.5-flash-image');
     _chatService.init();
     _userTextInputController.text =
         'Hot air balloons rising over the San Francisco Bay at golden hour with a view of the Golden Gate Bridge. Make it anime style.';
diff --git a/firebase_ai_logic_showcase/lib/shared/models/gemini_model.dart b/firebase_ai_logic_showcase/lib/shared/models/gemini_model.dart
index 33c7507..7eb36f2 100644
--- a/firebase_ai_logic_showcase/lib/shared/models/gemini_model.dart
+++ b/firebase_ai_logic_showcase/lib/shared/models/gemini_model.dart
@@ -32,7 +32,7 @@ class GeminiModel {
 }
 
 class GeminiModels {
-  String selectedModelName = 'gemini-2.5-flash-image-preview';
+  String selectedModelName = 'gemini-2.5-flash-image';
   GeminiModel get selectedModel => models[selectedModelName]!;
 
   /// A map of Gemini models that can be used in the Chat Demo.
@@ -52,12 +52,12 @@ class GeminiModels {
       ),
       defaultPrompt: 'Hey Gemini! Can you set the app color to purple?',
     ),
-    'gemini-2.5-flash-image-preview': GeminiModel(
-      name: 'gemini-2.5-flash-image-preview',
+    'gemini-2.5-flash-image': GeminiModel(
+      name: 'gemini-2.5-flash-image',
       description:
           'Our standard Flash model upgraded for rapid creative workflows with image generation and conversational, multi-turn editing capabilities.',
       model: FirebaseAI.googleAI().generativeModel(
-        model: 'gemini-2.5-flash-image-preview',
+        model: 'gemini-2.5-flash-image',
         generationConfig: GenerationConfig(
           responseModalities: [
             ResponseModalities.text,
@@ -69,6 +69,22 @@ class GeminiModels {
           'Hot air balloons rising over the San Francisco Bay at golden hour '
           'with a view of the Golden Gate Bridge. Make it anime style.',
     ),
+    'gemini-2.5-pro': GeminiModel(
+      name: 'gemini-2.5-pro',
+      description:
+          'Our state-of-the-art thinking model, capable of reasoning over complex problems in code, math, and STEM, as well as analyzing large datasets, codebases, and documents using long context.',
+      model: FirebaseAI.googleAI().generativeModel(
+        model: 'gemini-2.5-pro',
+        tools: [
+          Tool.functionDeclarations([setAppColorTool, generateImageTool]),
+        ],
+        generationConfig: GenerationConfig(
+          responseModalities: [ResponseModalities.text],
+        ),
+      ),
+      defaultPrompt:
+          'If you roll 2 dices, what are the odds that you roll "7" ?',
+    ),
   };
 
   GeminiModel selectModel(String modelName) {